Answer:
0.13
Step-by-step explanation:
cos P = adj/hyp
cos P = 2/16
cos P = 1/8 = 0.125
cos P = 0.13
Answer:

Step-by-step explanation:
x= 1 over 4y-2
You have a system of equations

.
1. Substitude right side of second equation into the left side of the first equation:

.
2. Solve this equation:

.
3. Find y:
for

,
for

.
4. The solutions of the system are: (3,-12) and (5,-24).
Answer: Correct choice is A.
Answer:
3y is the expression that represents the product of 3 and y
Answer: 78.5 units^2
Step-by-step explanation:
The area of the circle is equal to pi*radius^2.
The diameter is double the radius, which means the radius is 10/2 = 5.
Therefore, the area is pi*5^2 = 25pi.
We use 3.14 for pi and we get 25*3.14 = 78.5 units^2